import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import AdminLayout from '@/layout/admin-layout'
import UserLayout from '@/layout/user-layout'

// /* Router Modules */
// import componentsRouter from './modules/components'
// import chartsRouter from './modules/charts'
// import tableRouter from './modules/table'
// import nestedRouter from './modules/nested'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    images: 'images'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'             the icon show in the sidebar
    noCache: true                if set true, the page will no be cached(default is false)
    affix: true                  if set true, the tag will affix in the tags-view
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/redirect',
    component: AdminLayout,
    hidden: true,
    children: [
      {
        path: '/redirect/:path*',
        component: () => import('@/views/redirect/index')
      }
    ]
  },
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },
  {
    path: '/register',
    component: () => import('@/views/register/index'),
    hidden: true
  },
  {
    path: '/auth-redirect',
    component: () => import('@/views/login/auth-redirect'),
    hidden: true
  },
  {
    path: '/404',
    component: () => import('@/views/error-page/404'),
    hidden: true
  },
  {
    path: '/401',
    component: () => import('@/views/error-page/401'),
    hidden: true
  },
  {
    path: '/',
    component: UserLayout,
    redirect: '/home'
  },

  {
    path: '/home',
    component: UserLayout,
    redirect: '/home/event',
    children: [
      {
        path: 'event',
        component: () => import('@/views/event'),
        name: 'event'
      },
      {
        path: 'special',
        component: () => import('@/views/special'),
        name: 'special'
      }
    ]
  },
  {
    path: '/A_GIVEN_B_CLOZE',
    component: () => import('@/views/A_GIVEN_B_CLOZE')
  },
  {
    path: '/A_CLOZE_B_GIVEN',
    component: () => import('@/views/A_CLOZE_B_GIVEN')
  },
  {
    path: '/A_GIVEN_B_BLANK',
    component: () => import('@/views/A_GIVEN_B_BLANK')
  },
  {
    path: '/LETTER_NUMBER_MATCH',
    component: () => import('@/views/letter-number-match')
  },
  {
    path: '/progressMap',
    component: () => import('@/views/progress-map/index')
  },
  {
    path: '/MULTIPLECHOICE',
    component: () => import('@/views/multiplechoice/index')
  },
  {
    path: '/MATCHUPCLICK',
    component: () => import('@/views/matchupclick/index')
  },
  {
    path: '/UNSCARAMBLE',
    component: () => import('@/views/unscramble/index')
  },
  {
    path: '/GAME',
    component: () => import('@/views/game/index')
  },
  {
    path: '/admin',
    component: AdminLayout,
    redirect: '/admin/dashboard',
    children: [
      {
        path: 'dashboard',
        component: () => import('@/views/dashboard/index'),
        name: 'Dashboard',
        meta: { title: 'dashboard', icon: 'dashboard', affix: true }
      }
    ]
  },
  {
    path: '/admin/',
    component: AdminLayout,
    redirect: '/admin/userManage',
    children: [
      {
        path: 'userManage',
        component: () => import('@/views/userManage/userManage.vue'),
        name: 'UserManage',
        meta: { title: 'UserManage', icon: 'peoples', affix: true }
      }
    ]
  },
  {
    path: '/admin',
    component: AdminLayout,
    redirect: '/admin/courseManage',
    children: [
      {
        path: 'courseManage',
        component: () => import('@/views/courseManage/courseManage.vue'),
        name: 'courseManage',
        meta: { title: 'courseManage', icon: 'peoples', affix: true }
      }
    ]
  },
  {
    path: '/admin',
    component: AdminLayout,
    redirect: '/admin/docManage',
    children: [
      {
        path: 'docManage',
        component: () => import('@/views/docManage/docManage.vue'),
        name: 'docManage',
        meta: { title: 'docManage', icon: 'peoples', affix: true }
      }
    ]
  },
  {
    path: '/profile',
    component: AdminLayout,
    redirect: '/profile/index',
    hidden: true,
    children: [
      {
        path: 'index',
        component: () => import('@/views/profile/index'),
        name: 'Profile',
        meta: { title: 'profile', icon: 'user', noCache: true }
      }
    ]
  }
]

/**
 * asyncRoutes
 * the routes that need to be dynamically loaded based on user roles
 */
export const asyncRoutes = [
  {
    path: '/permission',
    component: AdminLayout,
    redirect: '/permission/page',
    alwaysShow: true, // will always show the root menu
    name: 'Permission',
    meta: {
      title: 'permission',
      icon: 'lock',
      roles: ['admin', 'editor'] // you can set roles in root nav
    },
    children: [
      {
        path: 'page',
        component: () => import('@/views/permission/page'),
        name: 'PagePermission',
        meta: {
          title: 'pagePermission',
          roles: ['admin'] // or you can only set roles in sub nav
        }
      },
      {
        path: 'directive',
        component: () => import('@/views/permission/directive'),
        name: 'DirectivePermission',
        meta: {
          title: 'directivePermission'
          // if do not set roles, means: this page does not require permission
        }
      },
      {
        path: 'role',
        component: () => import('@/views/permission/role'),
        name: 'RolePermission',
        meta: {
          title: 'rolePermission',
          roles: ['admin']
        }
      }
    ]
  },

  {
    path: '/excel',
    component: AdminLayout,
    redirect: '/excel/export-excel',
    name: 'Excel',
    meta: {
      title: 'excel',
      icon: 'excel'
    },
    children: [
      {
        path: 'export-excel',
        component: () => import('@/views/excel/export-excel'),
        name: 'ExportExcel',
        meta: { title: 'exportExcel' }
      },
      {
        path: 'export-selected-excel',
        component: () => import('@/views/excel/select-excel'),
        name: 'SelectExcel',
        meta: { title: 'selectExcel' }
      },
      {
        path: 'export-merge-header',
        component: () => import('@/views/excel/merge-header'),
        name: 'MergeHeader',
        meta: { title: 'mergeHeader' }
      },
      {
        path: 'upload-excel',
        component: () => import('@/views/excel/upload-excel'),
        name: 'UploadExcel',
        meta: { title: 'uploadExcel' }
      }
    ]
  },

  // {
  //   path: '/i18n',
  //   component: Layout,
  //   children: [
  //     {
  //       path: 'index',
  //       component: () => import('@/views/i18n-demo/index'),
  //       name: 'I18n',
  //       meta: { title: 'i18n', icon: 'international' }
  //     }
  //   ]
  // },

  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () => new Router({
  mode: 'history', // require service support
  scrollBehavior: () => ({ y: 0 }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
